{
  "manageEntity": {
    "action": "Repost",
    "entityId": "975419991",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b7ae9ebf1bc08635d32144ab643bed7b9c46fb941f0c1be78e6487580fc7698",
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    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}